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Combustion
Operating
10 · 100 · 1,000 MW

Yankton

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Power plant · Gas, reciprocating engine

Key facts

Power plant · Gas, reciprocating engine Standby

Capacity: Capacity: sourceEIA-860M · Nov 4, 2026Open licenseMW

Commissioned: 1963
Net generation, 2025: -52 MWh
Grid: 34 kV to NorthWestern Energy - (SD) (SWPP)
Location: Yankton County, South Dakota
Operated by: NorthWestern Energy - (SD)SourceEIA-860M Preliminary Monthly Electric Generator Inventory

Sources

EIA-860M · Nov 4, 2026
EIA-860M Preliminary Monthly Electric Generator Inventory

Open license · retrieved Nov 4, 2026

US federal work — public domain

Summary only: the source’s license keeps the full record at the source.

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Sources

Sources EIA-860M

Sources

EIA-860MOpen license · retrieved Nov 4, 2026